17107: Service Update – Rear Back Glass Water Leak – 2017 Chevrolet Colorado & GMC Canyon

2017 Chevrolet Colorado

NHTSA ID Number: 10126030 Manufacturer Communication Number: GCUS-3-890 Summary 17107 – Service Update. Certain vehicles with a sliding rear window may have a small hole in the casing surrounding the glass.  Customers may experience water intrusion into the rear passenger compartment, and the seats or trim may get wet. Dealers are to apply seam sealer to cover … Read more

Poor Heater Performance – 2015-2016 Chevrolet Colorado & GMC Canyon

2016 Chevrolet Colorado

NHTSA ID Number: 10096234 Manufacturer Communication Number: PIT5491 Summary THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ON THE STEPS TO DIAGNOSE AND REPAIR VEHICLE WITH POOR HEAT. TECHNICIAN WILL REMOVE THE TEMPERATURE ACTUATOR AND INSPECT FOR CRACKS. IF THE SHAFT IS CRACKED IN ONE PLACE, INSTALL A #4 HOSE CLAMP OVER THE TEMPERATURE VALVE SHAFT. … Read more

Diagnostic Tip – Diesel Exhaust Fluid System Contamination – 2010-2023 Chevrolet & GMC

Chevrolet GMC Cadillac

NHTSA ID Number: 10222781 Manufacturer Communication Number: 19-NA-237 Summary This informational bulletin explains how to identify possible DEF contamination.   Condition Some customers may comment on one or more of the following conditions: Exhaust fluid quality poor message on the Driver Information Center (DIC). Diesel exhaust fluid warning lamp on. Other exhaust fluid quality related concerns.   … Read more

16019 Customer Satisfaction Program – HVAC Module Temp Door – 2015-2016 Chevrolet Colorado & GMC Canyon

2016 Chevrolet Colorado

NHTSA ID Number: 10130671 Manufacturer Communication Number: GCUS-3-716 Summary 16019 – Customer Satisfaction Program. Some vehicles may have a condition in which a crack in the heating and cooling module temperature door control shaft may form and result in inconsistent air discharge temperature control. If the shaft cracks, the air discharge temperature may be up to 33 … Read more

Service 4WD Message C0398 – 2014-2016 Cadillac Chevrolet & GMC

2016 Chevrolet Silverado

NHTSA ID Number: 10113854 Manufacturer Communication Number: PIP5369B   Summary This Preliminary Information communication provides information to the technician about vehicles that have “Service 4 Wheel Drive” message on the Driver Information Center. Provides the technician with additional information to ensure that the TCCM contains the latest software released to address previous issues, also advises of default … Read more